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Question:

Video card power cable help!?

Recently I bought a EVGA Geforce 8800 GTS. When it came in, the card fits in my case but has 2 cables to plug in. I only have 1 cable to plug them in connected to my power supply. Should i only plug in 1, or is it nessesary? Is there an extra one I just dont know about? Please answer!

Answer:

After looking at several 8800GTS's online, I don't see any that require two PCIe six pin plugs. This means I think your talking about the 4 pin molex adapter to be used by those that lack a 6 pin PCIe plug. Because this is a powerful card and it can't get enough electrical power to run from the socket, it needs more juice, and it gets it from the 6 pin PCIe power plug found on newer PSUs. For people that don't have that, many places include an adapter that you can use. If you don't have enough open/free molex plugs however, I question whether or not your PSU has enough power to feed the 8800GTS. What PSU do you have? How many Amps are on the 12V rail? Open your case up and see if you can read the sticker that should be on all power supplies. If you don't have enough open plugs, I would NOT use a splitter. Splitters can be used to hook up several low power devices (like fans) not high power devices like video cards.
Might just be a double adapter cable. Just plug in 1 and see what happens. should work ok.
You need to get a power cable splitter that goes from two to one. It should have come with the card, if not any local computer store should have one.

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